Results

Agglomerative Hierarchical Clustering (AHC)

Overview

Agglomerative coefficient:

##   average    single  complete      ward  weighted  gaverage 
## 0.7664963 0.7557651 0.8233354 0.9110866 0.7810879 0.8319862

The optimal clustering method for this dataset is ward. The next tabs are focusing on this method.

Dendrogram

Radial Dendrogram

Cluster Plot

Count of records in each of the 3 cluster

## sub_grp
##  1  2  3 
## 21 30 25

Correlation

Divisive Hierarchical Clustering (DHC)

Divise coefficient (the amount of clustering structure found) is: 0.8152627

Comparison AHC v.s. DHC

Tanglegram